title: Studying how osteoarthritis causes disability: nothing is simple.
authors.forename: L
authors.initials: L
authors.lastname: Sharma
authors.forename: D T
authors.initials: DT
authors.lastname: Felson
mesh_terms: D004185:Disability Evaluation; D005260:Female; D006801:Humans; D008297:Male; D010003:Osteoarthritis / Q000150:complications* / Q000191:economics; D011788:Quality of Life; D012307:Risk Factors; D012720:Severity of Illness Index